Earnings Per Share (Schedule of Dilutive Impact of Equity Method Investee Stock Options) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Earnings Per Share [Abstract]
Income (loss) from continuing operations - basic	$ 18,027	$ 53,002	$ (64,476)	$ 38,184
Less: Adjustment for dilutive effect of Telesat stock options	(761)	(1,299)		(1,291)
Income (loss) from continuing operations - diluted	$ 17,266	$ 51,703	$ (64,476)	$ 36,893

Amount of income (loss) from continuing operations attributable to the parent. Also defined as revenue less expenses and taxes from ongoing operations before extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests.

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